Patents by Inventor Lars Bergholtz
Lars Bergholtz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20210292027Abstract: A laser ablation marking system for providing an image to a web of packaging material is provided. The marking system includes at least one marking device having at least one laser having a plurality of individually controlled light outputs arranged in the cross-wise direction of the web of packaging material, each light output having a power output of at least 60 W and being configured to emit light to provide laser ablation, and a controller being connected to the marking device and configured to control the light outputs based on the speed of the web of packaging material such that the emitted light will always hit the web of packaging material at the same angle.Type: ApplicationFiled: July 5, 2019Publication date: September 23, 2021Inventors: Lars BERGHOLTZ, Paolo SCARABELLI, Lars PALM, Gian Paolo MELONI
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Patent number: 11008133Abstract: A method for providing crease lines to a packaging material having a bulk layer is provided. The method comprises arranging the material to be creased between an elastic anvil and a pressing tool having at least one protrusive ridge facing the anvil, and pressing the ridge towards the anvil such that the packaging material will be subject to an imprint, whereby the width of the imprint is continuously increasing as the ridge is pressed against the anvil.Type: GrantFiled: June 17, 2015Date of Patent: May 18, 2021Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Patent number: 10815024Abstract: A bulk-based packaging material is provided, comprising at least one crease line for facilitating folding of the packaging material to a package. The at least one crease line is formed as an imprint on a primary side of the packaging material, and as an embossment on a secondary side of the packaging material, wherein the imprint is formed as an elongated groove having a triangular profile.Type: GrantFiled: June 17, 2015Date of Patent: October 27, 2020Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Patent number: 10717562Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. The package comprises a plurality of corners, wherein at least one of the corners is arranged at an area of the packaging material in which two or more crease lines intersect.Type: GrantFiled: June 17, 2015Date of Patent: July 21, 2020Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Publication number: 20170233133Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. The package comprises a plurality of corners, wherein at least one of the corners is arranged at an area of the packaging material in which two or more crease lines intersect.Type: ApplicationFiled: June 17, 2015Publication date: August 17, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Publication number: 20170174387Abstract: A method for providing crease lines to a packaging material having a bulk layer is provided. The method comprises arranging the material to be creased between an elastic anvil and a pressing tool having at least one protrusive ridge facing the anvil, and pressing the ridge towards the anvil such that the packaging material will be subject to an imprint, whereby the width of the imprint is continuously increasing as the ridge is pressed against the anvil.Type: ApplicationFiled: June 17, 2015Publication date: June 22, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans JOHANSSON, Lars BERGHOLTZ, Jens QUIST
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Publication number: 20170129641Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. At least one of the crease lines forms a hinge mechanism having a single axis of rotation.Type: ApplicationFiled: June 17, 2015Publication date: May 11, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist, Mi Ã…berg
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Publication number: 20170121053Abstract: A bulk-based packaging material is provided, comprising at least one crease line for facilitating folding of the packaging material to a package. The at least one crease line is formed as an imprint on a primary side of the packaging material, and as an embossment on a secondary side of the packaging material, wherein the imprint is formed as an elongated groove having a triangular profile.Type: ApplicationFiled: June 17, 2015Publication date: May 4, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans JOHANSSON, Lars BERGHOLTZ, Jens QUIST
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Patent number: 9359118Abstract: A packaging material comprising a plurality of magnetisable portions thereon comprising at least one spot per package to be formed from the packaging material is disclosed. At least one of the magnetisable portions provides a first magnetic mark carrying a magnetic field pattern providing position information related to finishing of respective package to be formed.Type: GrantFiled: May 11, 2010Date of Patent: June 7, 2016Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Lars Bergholtz, Ann-Charlotte Klint
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Patent number: 9248631Abstract: A packaging laminate includes at least one material layer provided with magnetizable particles. A roller can be configured to apply crease line patterns on the packaging laminate while also applying magnetic fields for magnetizing at least some of the magnetizable particles in the packaging laminate. A method of controlling working operations on a packaging laminate in a filling machine involves supplying a packaging laminate to a filling machine, wherein the packaging laminate includes at least one material layer comprising magnetizable particles, with at least some of the magnetizable particles being magnetized particles. The method also involves controlling working operations of the filling machine on the packaging laminate supplied to the filling machine by reading information provided by the magnetized particles.Type: GrantFiled: March 18, 2011Date of Patent: February 2, 2016Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Lotta Klint
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Patent number: 9238535Abstract: A packaging material comprises a plurality of magnetizable portions thereon. The magnetizable portions are provided as at least one spot per package to be formed from the packaging material. The spots comprises magnetizable particles.Type: GrantFiled: May 10, 2010Date of Patent: January 19, 2016Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Ann-Charlotte Klint, Lars Bergholtz, Istvan Ulvros
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Patent number: 9208422Abstract: A packaging material comprising a plurality of magnetisable portions thereon comprising at least one detectable magnetisable portion per package to be formed from the packaging material is disclosed. At least one of the magnetisable portions provides a first magnetic mark carrying a magnetic field pattern.Type: GrantFiled: September 29, 2011Date of Patent: December 8, 2015Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventor: Lars Bergholtz
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Patent number: 9062222Abstract: A packaging material comprises a plurality of magnetisable portions thereon. The magnetisable portions are provided as at least one spot per package to be formed from the packaging material. The spots comprise magnetisable particles and are provided on the side of the paper layer intended to face to the interior of the package.Type: GrantFiled: May 7, 2010Date of Patent: June 23, 2015Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Ann-Charlotte Klint, Lars Bergholtz
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Patent number: 9051101Abstract: A packaging material comprising a plurality of magnetisable portions thereon comprising at least one spot per package to be formed from the packaging material is disclosed. At least one of the magnetisable portions, per package, provides a first magnetic mark carrying a magnetic field pattern, and another of the magnetisable portions, per package, provides a second magnetic mark carrying a magnetic field pattern.Type: GrantFiled: April 23, 2010Date of Patent: June 9, 2015Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Ann-Charlotte Klint, Lars Bergholtz, Istvan Ulvros
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Publication number: 20140044994Abstract: The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device.Type: ApplicationFiled: October 16, 2013Publication date: February 13, 2014Applicant: Tetra Laval Holdings & Finance S.A.Inventors: Per SCHARFENORT, Hans JOHANSSON, Lars BERGHOLTZ, Lars SICKERT, Paolo BENEDETTI, Guido WIENER
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Patent number: 8579204Abstract: The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device.Type: GrantFiled: September 25, 2009Date of Patent: November 12, 2013Assignee: Tetra Laval Holdings & Finance S.A.Inventors: Per Scharfenort, Hans Johansson, Lars Bergholtz, Lars Sickert, Paolo Benedetti, Guido Wiener
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Publication number: 20130228614Abstract: A packaging material comprising a plurality of magnetisable portions thereon comprising at least one detectable magnetisable portion per package to be formed from the packaging material is disclosed. At least one of the magnetisable portions provides a first magnetic mark carrying a magnetic field pattern.Type: ApplicationFiled: September 29, 2011Publication date: September 5, 2013Applicant: Tetra Laval Holdings & Finance S.A.Inventor: Lars Bergholtz
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Patent number: 8409679Abstract: A non-foil packaging laminate for liquid food packaging comprises a core layer of paper or paperboard, outermost liquid tight, heat sealable layers of polyolefin and, applied onto the inner side of the layer of paper or paperboard, an oxygen gas barrier layer formed by liquid film coating of a liquid gas barrier composition and subsequent drying, the liquid composition containing a polymer binder dispersed or dissolved in a liquid medium. The laminate further comprises a layer of a polyolefin-based matrix polymer with inorganic filler particles distributed therein and inorganic particles dispersed also in the gas barrier layer from the liquid gas barrier composition. Also disclosed is a method for manufacturing the packaging laminate and a packaging container made from the packaging laminate.Type: GrantFiled: November 23, 2009Date of Patent: April 2, 2013Assignee: Tetra Laval Holdings & Finance S.A.Inventors: Mats Bentmar, Nils Toft, Hans O. Johansson, Lars Bergholtz, Mikael Berlin
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Publication number: 20120074234Abstract: A packaging material comprising a plurality of magnetisable portions thereon comprising at least one spot per package to be formed from the packaging material is disclosed. At least one of the magnetisable portions, per package, provides a first magnetic mark carrying a magnetic field pattern, and another of the magnetisable portions, per package, provides a second magnetic mark carrying a magnetic field pattern.Type: ApplicationFiled: April 23, 2010Publication date: March 29, 2012Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Ann-Charlotte Klint, Lars Bergholtz, Istvan Ulvros
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Publication number: 20120076995Abstract: A packaging material comprises a plurality of magnetisable portions thereon. The magnetisable portions are provided as at least one spot per package to be formed from the packaging material. The spots comprise magnetisable particles and are provided on the side of the paper layer intended to face to the interior of the package.Type: ApplicationFiled: May 7, 2010Publication date: March 29, 2012Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Tommy Nilsson, Ann-Charlotte Klint, Lars Bergholtz